svn commit: r40316 - head/en_US.ISO8859-1/books/porters-handbook
Niclas Zeising
zeising at FreeBSD.org
Mon Dec 10 11:23:33 UTC 2012
Author: zeising
Date: Mon Dec 10 11:23:32 2012
New Revision: 40316
URL: http://svnweb.freebsd.org/changeset/doc/40316
Log:
Add documentation about the newly added OPTIONS knobs.
Submitted by: bapt
Approved by: joel (mentor)
Modified:
head/en_US.ISO8859-1/books/porters-handbook/book.xml
Modified: head/en_US.ISO8859-1/books/porters-handbook/book.xml
==============================================================================
--- head/en_US.ISO8859-1/books/porters-handbook/book.xml Mon Dec 10 02:11:24 2012 (r40315)
+++ head/en_US.ISO8859-1/books/porters-handbook/book.xml Mon Dec 10 11:23:32 2012 (r40316)
@@ -4427,6 +4427,13 @@ OPT6_DESC= Describe OPT6</programlisting
<programlisting>OPTIONS_SINGLE= SG1
OPTIONS_SINGLE_SG1= OPT3 OPT4</programlisting>
+ <para><makevar>OPTIONS</makevar> can be grouped as radio
+ choices, where none or only one choice from each group
+ is allowed:</para>
+
+ <programlisting>OPTIONS_RADIO= RG1
+OPTIONS_RADIO_RG1= OPT7 OPT8</programlisting>
+
<para><makevar>OPTIONS</makevar> can also be grouped as
<quote>multiple-choice</quote> lists, where
<emphasis>at least one</emphasis> option must be
@@ -4435,20 +4442,12 @@ OPTIONS_SINGLE_SG1= OPT3 OPT4</programli
<programlisting>OPTIONS_MULTI= MG1
OPTIONS_MULTI_MG1= OPT5 OPT6</programlisting>
- <para><makevar>OPTIONS_MULTI</makevar> and
- <makevar>OPTIONS_SINGLE</makevar> can also allow zero
- choices by including the group in
- <makevar>OPTIONS_DEFINE</makevar>:</para>
-
- <programlisting>OPTIONS_DEFINE= MG1
-OPTIONS_MULTI= MG1
-OPTIONS_MULTI_MG1= OPT5 OPT6</programlisting>
+ <para><makevar>OPTIONS</makevar> can also be grouped as
+ <quote>multiple-choice</quote> lists, where non or any
+ option can be enabled:</para>
- <para>This group then requires at least one
- <makevar>OPTION</makevar> from <makevar>MG1</makevar>
- only if the new <makevar>MG1</makevar>
- <makevar>OPTION</makevar> is selected. Experimentation
- is encouraged to ensure that this is understood.</para>
+ <programlisting>OPTIONS_GROUP= GG1
+OPTIONS_GROUP_GG1= OPT9 OPT10</programlisting>
<para><makevar>OPTIONS</makevar> are unset by default,
unless they are listed in
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